Clemens Hofreither

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Robust Multigrid for Isogeometric Analysis Based on Stable Splittings of Spline Spaces

Clemens Hofreither, Stefan Takacs, C. Hofreither, 2016, SIAM J. Numer. Anal..

An algorithm for low-rank approximation of bivariate functions using splines

Clemens Hofreither, Irina Georgieva, I. Georgieva, 2017, J. Comput. Appl. Math..

New results on regularity and errors of harmonic interpolation using Radon projections

Clemens Hofreither, Irina Georgieva, I. Georgieva, 2016, J. Comput. Appl. Math..

Least Squares Fitting of Harmonic Functions Based on Radon Projections

Clemens Hofreither, Irina Georgieva, Rumen Uluchev, 2012, MMCS.

A black-box low-rank approximation algorithm for fast matrix assembly in Isogeometric Analysis

Clemens Hofreither, C. Hofreither, 2018 .

Iterative low-rank approximation solvers for the extension method for fractional diffusion

Stanislav Harizanov, Clemens Hofreither, Irina Georgieva, 2020, Comput. Math. Appl..

Isogeometric Analysis for Nonlinear Dynamics of Timoshenko Beams

Svetozar Margenov, Clemens Hofreither, Stanislav Stoykov, 2014, NMA.

A unified view of some numerical methods for fractional diffusion

Clemens Hofreither, 2020, Comput. Math. Appl..

Greedy low-rank approximation in Tucker format of solutions of tensor linear systems

Clemens Hofreither, Irina Georgieva, I. Georgieva, 2019, J. Comput. Appl. Math..

Spectral Analysis of Geometric Multigrid Methods for Isogeometric Analysis

Clemens Hofreither, Walter Zulehner, W. Zulehner, 2014, NMA.

Interpolation of harmonic functions based on Radon projections

Irina Georgieva, Clemens Hofreither, 2014, Numerische Mathematik.

A Non-standard Finite Element Method Based on Boundary Integral Operators

Ulrich Langer, Clemens Hofreither, Clemens Pechstein, 2011, LSSC.

Boundary Element Simulation of Linear Water Waves in a Model Basin

Ulrich Langer, Clemens Hofreither, Satyendra K. Tomar, 2009, LSSC.

L 2 error estimates for a nonstandard finite element method on polyhedral meshes

Clemens Hofreither, C. Hofreither, 2011, J. Num. Math..

On rational Krylov and reduced basis methods for fractional diffusion

Clemens Hofreither, Tobias Danczul, Tobias Danczul, 2021, J. Num. Math..

Local multigrid solvers for adaptive isogeometric analysis in hierarchical spline spaces

Hendrik Speleers, Clemens Hofreither, Ludwig Mitter, 2021 .

A unified rational Krylov method for elliptic and parabolic fractional diffusion problems pdf

Joachim Schöberl, Clemens Hofreither, Tobias Danczul, 2021, Numerical Linear Algebra with Applications.

Interpolating Solutions of the Poisson Equation in the Disk Based on Radon Projections

Clemens Hofreither, Irina Georgieva, I. Georgieva, 2015 .

Convection‐adapted BEM‐based FEM

Clemens Hofreither, Ulrich Langer, Steffen Weisser, 2015, 1502.05954.

A Non‐standard Finite Element Method for Convection‐Diffusion‐Reaction Problems on Polyhedral Meshes

Clemens Hofreither, Ulrich Langer, Clemens Pechstein, 2011 .

FETI Solvers for Non-standard Finite Element Equations Based on Boundary Integral Operators

Clemens Hofreither, Ulrich Langer, Clemens Pechstein, 2014 .

A Rigorous Error Analysis of Coupled FEM-BEM Problems with Arbitrary Many Subdomains

Clemens Hofreither, Clemens Pechstein, C. Pechstein, 2013 .

JOHANNES KEPLER UNIVERSITY LINZ Institute of Computational Mathematics Mass Smoothers in Geometric Multigrid for Isogeometric Analysis

Clemens Hofreither, Walter Zulehner, W. Zulehner, 2015 .

A robust multigrid method for Isogeometric Analysis in two dimensions using boundary correction

Clemens Hofreither, Stefan Takacs, Walter Zulehner, 2015, 1512.07091.

Multigrid Methods for Isogeometric Analysis with THB-Splines

Bert Jüttler, Clemens Hofreither, Walter Zulehner, 2016 .